deactivation vs termination

deactivation and termination both are nouns.

Word	Noun	Adjective	Verb	Adverb
deactivation	Yes	No	No	No
termination	Yes	No	No	No

As nouns, termination is a hypernym of deactivation; that is, termination is a word with a broader meaning than deactivation:

Other hypernyms of deactivation include conclusion, ending.

deactivation (noun)	termination (noun)
the act of deactivating or making ineffective (as a bomb)	the act of ending something
breaking up a military unit (by transfers or discharges)	the end of a word (a suffix or inflectional ending or final morpheme)
	something that results
	a place where something ends or is complete
	a coming to an end of a contract period